Home / 180,090.24-270,125.64-91,341.45

Finding the Fourth Proportional to 180,090.24, 270,125.64 and 91,341.45

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Solution

The fourth proportional to 180,090.24, 270,125.64 and 91,341.45 is: 137,007.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,090.24 : 270,125.64 = 91,341.45 : x
  2. Step 2: Convert to fraction form
    180,090.24/270,125.64 = 91,341.45/x
  3. Step 3: Cross multiply
    180,090.24x = 270,125.64 × 91,341.45
  4. Step 4: Simplify right side
    180,090.24x = 24,673,667,639.78
  5. Step 5: Solve for x
    x = 24,673,667,639.78/180,090.24
  6. Step 6: Final answer
    x = 137,007.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.